Plants Flashcards

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1
Q

how do ferns reproduce?

A

brown dots on the leaves mean that the plant is reproducing (dots are spores)

the plant undergoes meiosis to produce these spores

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2
Q

What phylum to angiosperms belong to?

A

Anthophyta

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3
Q

what is a common name for flowering plants?

A

angiosperms

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4
Q

what is the haploid stage called?

A

gamephyte

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5
Q

what is the name of horn worts?

A

anthocerophyta

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6
Q

what is the main pigment in plants?

A

chlorophyll

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7
Q

what is a cuticle

A

a waxy skin that waterproofs bryophytes

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8
Q

what were the first plants?

A

green algae

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9
Q

what stage do bryophytes spend most of their time in?

A

gametophyte stage

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10
Q

What is the nickname for vascular plants?

A

Tracheophytes

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11
Q

what polysaccharide do plants have?

A

cellulose

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12
Q

what purpose does a seed serve?

A

protective shell with food inside that lies dormant until environmental conditions are right for germination

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13
Q

what is a living fossil?

A

can be found in the fossil record for millions of years and have not changed much since then

ex: gynkophyta

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14
Q

What are cotyledons?

A

Part of the seed that eventually becomes a leaf

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15
Q

why to plants have fruits?

A

attract animals that will spread a plants seeds

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16
Q

how do gymnosperms differ from angiosperms?

A

they have seeds but no fruits or flowers

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17
Q

What is endosperm?

A

Nutrition for the plants embryo in the seed

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18
Q

what is the main example of pterophyta?

A

ferns

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19
Q

what are the 3 phyla that make up bryophytes?

A

hepaticophyta
anthocerophyta
bryophyta

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20
Q

what are gemmae?

A

the cells within gemmae cups that splash out and grow new plants when it rains

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21
Q

in bryophytes, how to the egg and sperm come into contact?

A

when it rains, water carries the sperm to the waiting egg

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22
Q

what are cotyledons?

A

leaf-like structures in seeds

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23
Q

What is the receptacle?

A

The base of a flower

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24
Q

what are female pine cones called?

A

ovulate

generally larger

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25
Q

what is the most common type of plant?

A

flowering plants (angiosperms)

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26
Q

what is special about the seeds on pines?

A

have a wing hanging off to help it travel farther

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27
Q

what is the male part of a flower called?

A

stamen

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28
Q

what are gemmae cups?

A

cup-like structures in liverworts that hold gemmae

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29
Q

what are the 3 types of plant tissue?

A

dermal, ground, and vascular

30
Q

why do flowers have petals?

A

to attract a pollinator

31
Q

what are ovules?

A

compartments within the ovary, each ovule produces an egg

32
Q

name some examples of fleshy fruits

A

tomatoes, strawberries, apples

33
Q

what makes something a dicot?

A

2 cotyledons
net-like pattern of veins
vascular tissues form a ring

34
Q

what does the anther do?

A

undergoes meiosis and produces sperm and pollen

35
Q

what is the name of female parts in bryophytes?

A

archegonia

36
Q

what purpose does the leaf serve?

A

photosynthesis

37
Q

what is the name of mosses?

A

bryophyta

38
Q

What are the male parts of flowers called?

A

Stamen

39
Q

what are coniferophyta?

A

conifers

40
Q

what is the stigma?

A

a sticky pollen catcher in the female part of the flower

41
Q

what purpose do stems serve?

A

supportive, gets it off the ground

42
Q

what are lycophytes?

A

look like mosses but are closer related to ferns

have vascular tissue

43
Q

Name the 4 major plant groups

A

Nonvascular land plants, seedless vascular plants, gymnosperms, angiosperms

44
Q

What are male pine cones called?

A

Staminate

45
Q

what makes something a monocot?

A

embryo has 1 cotyledon
veins are parallel to the leaf
vascular bundles are scattered throughout the stem

46
Q

what are some examples of bryophytes?

A

mosses, liverworts, horn worts

47
Q

what does vascular tissue provide a plant?

A

provides efficient transportation and allows the plant to be larger

48
Q

what is the diploid stage called?

A

sporophyte

49
Q

what purpose do roots serve?

A

anchor and absorption

50
Q

What are the needles on pine trees?

A

Modified leaves

51
Q

what is the name of the water storage unit in plant cells?

A

central vacuole

52
Q

what were the first land plants?

A

bryophytes

53
Q

what phylum do angiosperms belong to?

A

anthophyta

54
Q

what are the parts of the stamen?

A

filament and anther

55
Q

What is a female pine cone called?

A

Ovulate

56
Q

what did bryophytes evolve that allowed them to move onto land?

A

a waxy cuticle that waterproofs their skin

57
Q

what is the name of liverworts?

A

hepaticophyta

58
Q

what phylum had the first vascular tissue?

A

pterophyta

59
Q

what is the kingdom that plants are in?

A

plantae

60
Q

what are the parts of the carpel?

A

ovary, style, and stigma

61
Q

what are the 2 types of angiosperms?

A

monocots and dicots

62
Q

Where are the seeds in conifers?

A

In the cones

63
Q

name some examples of dry fruits

A

beans, peas, sunflower seeds, nuts

64
Q

what is the female part of the flower called?

A

carpel

65
Q

what is the name of male parts in bryophytes?

A

antheridia

66
Q

about how many plant species have been identified?

A

~300,000

67
Q

What purpose does the staminate serve in conifers?

A

Produces sperm; packages sperm in pollen for protection

68
Q

name the genus’s within gymnosperms

A

coniferophyta
gynkophyta
cycadophyta
gnetophyta

69
Q

what are the two types of fruits?

A

fleshy fruits and dry fruits

70
Q

what is the recepticle?

A

the base of the flower

71
Q

what are male pine cones called?

A

staminate

generally smaller

72
Q

what is endosperm?

A

nutrition within a seed